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better handling of comparing a revision to itself. Props mdawaffe. see #6775

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git-svn-id: https://develop.svn.wordpress.org/trunk@8176 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Ryan Boren
2008-06-23 22:45:19 +00:00
parent 4c68e11599
commit a3269818d9
1 changed files with 6 additions and 0 deletions
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wp-admin/revision.php
+6
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@@ -43,6 +43,12 @@ case 'diff' :
if ( !current_user_can( 'read_post', $left_revision->ID ) || !current_user_can( 'read_post', $right_revision->ID ) )
break;
// If we're comparing a revision to itself, redirect to the 'view' page for that revision or the edit page for that post
if ( $left_revision->ID == $right_revision->ID ) {
$redirect = get_edit_post_link( $left_revision->ID );
break;
}
// Don't allow reverse diffs?
if ( strtotime($right_revision->post_modified_gmt) < strtotime($left_revision->post_modified_gmt) ) {
$redirect = add_query_arg( array( 'left' => $right, 'right' => $left ) );